import java.io.IOException;
 
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.lib.input.FileInputFormat;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
 
public class NumSortDriver {
	public static void main(String[] args) throws IllegalArgumentException,
			IOException, ClassNotFoundException, InterruptedException {
		Configuration conf = new Configuration();
		Job job = Job.getInstance(conf);
 
		job.setJarByClass(NumSortDriver.class);
 
		job.setMapperClass(NumSortMapper.class);
		job.setReducerClass(NumSortReducer.class);
 
		job.setOutputKeyClass(IntWritable.class);
		job.setOutputValueClass(IntWritable.class);
 
		FileInputFormat.setInputPaths(job, new Path(args[0]));
		FileOutputFormat.setOutputPath(job, new Path(args[1]));
 
		job.waitForCompletion(true);
	}
}